Home / 563,860.80-845,823.60-164,563.20

Finding the Fourth Proportional to 563,860.80, 845,823.60 and 164,563.20

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Solution

The fourth proportional to 563,860.80, 845,823.60 and 164,563.20 is: 246,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,860.80 : 845,823.60 = 164,563.20 : x
  2. Step 2: Convert to fraction form
    563,860.80/845,823.60 = 164,563.20/x
  3. Step 3: Cross multiply
    563,860.80x = 845,823.60 × 164,563.20
  4. Step 4: Simplify right side
    563,860.80x = 139,191,438,251.52
  5. Step 5: Solve for x
    x = 139,191,438,251.52/563,860.80
  6. Step 6: Final answer
    x = 246,854.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.